Oil grill rack, then grill steak skewers, covered only if using a gas grill, turning once, about 5 minutes total for medium-rare (about 8 minutes if using steak tips). Transfer to a platter. Drizzle with some of remaining vinaigrette while hot and let stand 5 minutes.

Grill tomato and okra skewers, covered only if using a gas grill, turning occasionally, until tomatoes just begin to wilt and okra is tender, 8 to 10 minutes total. Transfer to platter with steak and serve with any remaining reserved vinaigrette.

Cooks' notes:
·Steak can be marinated up to 24 hours.
·Steak and vegetable skewers can be grilled in a hot oiled large (2-burner) ridged grill pan.